A) to improve vision B) any time chemicals, heat, or sediments are used to protect your eyes C) to avoid eye strain D) only if you don't have glasses
A) figure it out as you do the lab B) ask the teacher before you start C) skip it and go to the next part D) try several methods until something works
A) dumped into the sink B) left at your table for the next class C) disposed of according to your teacher's directions D) taken home
A) tell the teacher at once B) apply first aid yourself C) visit the school nurse after class D) see a doctor after school
A) examine all glassware to check for chips or cracks B) clean any glassware that looks dirty C) read all directions carefully to know what equipment is needed D) All of these
A) slippers B) closed-toed shoes C) sandals D) open-toed shoes
A) Ok B) okay if you are working alone C) always against the rules D) not dangerous
A) your teacher B) your best friend in class C) your lab partners D) the custodian
A) wiping your hands B) others to put away C) when you are wearing your best clothes D) the protection of you and your clothing
A) waft the odor toward you B) use a fan C) pour it on the table D) nhale deeply
A) all of these B) Ask the teacher about any questions you have C) read all the directions D) Clear off your table of books, food, and drinks
A) all of these B) fire blanket C) classroom door B) fire extinguisher D) fire extinguisher
A) wash your hands with soap and water B) wipe your hands with a paper towel C) treat your hands with skin lotion D) ipe your hands on your clothes
A) Wash your hands and tell the teacher B) try to figure out what the sticky substance is C) wipe your hands on your pants D) wipe your hands on a classmate
A) sun glasses B) gloves C) Safety glasses D) Lab coat
A) worn a hat today B) gotten a hair cut before class today C) skipped the lab D) put her hair up in a rubber band
A) Your coat B) the fire extinguisher C) The fire blanket D) Water from the sink
A) before you start B) while you are working C) After school D) Next week
A) throw them in the trash B) wash them down the sink C) follow the instructions of your teacher D) burn them in a burner
A) ask the nurse. B) ask the custodian C) your hand must be wet D) your hands should be dry
A) away from you and toward others B) away from you and others C) toward you and others D) toward you and away from others
A) pour water into acid B) pour acid into water C) let the teacher pour them D) pour them at the same time
A) False B) true
A) true B) false
A) false B) true |